US3159152A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel supply apparatus for an internal combustion engine
Assignee: Cummins Inc
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Filing: 1960-11-29
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Granted: 1964-12-01
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Expires: 1980-11-29
Abstract
No abstract record available.
Inventors
- 👤 Neville M Reiners
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:37
CPC Classifications
F; F02; F02D; F02D7/00; F02D7/002; F02D7/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A FUEL SUPPLY APPARATUS FOR A MULTI-CYLINDER INTERNAL COMBUSTION ENGINE, COMPRISING A SOURCE OF FUEL UNDER PRESSURE, DELIVERY MEANS FOR SUPPLYING FUEL TO THE RESPECTIVE CYLINDERS OF THE ENGINE, CONDUIT MEANS CONNECTING SAID SOURCE AND SAID DELIVERY MEANS FOR SUPPLYING FUEL TO THE LATTER, MEANS FOR DISCHARGING FUEL FROM SAID CONDUIT MEANS UPSTREAM OF SAID DELIVERY MEANS INCLUDING A BODY AND A PLUNGER MOUNTED THEREIN AND HAVING AN AXIAL DUCT OPEN AT ONE END AND COMMUNICATING WITH SAID CONDUIT MEANS AT ITS OTHER END, AND A DEVICE RESPONSIVE TO ENGINE SPEED FOR CONTROLLING SAID FUEL DISCHARGING MEANS, SAID DEVICE INCLUDING A MOVABLE CLOSURE COACTING WITH THE OPEN END OF SAID PLUNGER TO CONTROL THE FLOW THROUGH SAID DUCT AND THE PRESSURE OF THE FUEL IN SAID CONDUIT AT SAID DELIVERY MEANS THROUGHOUT THE OPERATING RANGE OF THE ENGINE.
Claim 2
Dependent Claim
138 words
A FUEL SUPPLY APPARATUS FOR A MULTI-CYLINDER INTERNAL COMBUSTION ENGINE, COMPRISING A SOURCE OF FUEL UNDER PRESSURE, DELIVERY MEANS FOR SUPPLYING FUEL TO THE RESPECTIVE CYLINDERS OF THE ENGINE, CONDUIT MEANS CONNECTING SAID SOURCE AND SAID DELIVERY MEANS FOR SUPPLYING FUEL TO THE LATTER, MEANS FOR DISCHARGING FUEL FROM SAID CONDUIT MEANS UPSTREAM OF SAID DELIVERY MEANS INCLUDING A BODY AND A PLUNGER MOUNTED THEREIN AND HAVING AN AXIAL DUCT OPEN AT ONE END AND COMMUNICATING WITH SAID CONDUIT MEANS AT ITS OTHER END, AND A DEVICE RESPONSIVE TO ENGINE SPEED FOR CONTROLLING SAID FUEL DISCHARGING MEANS, SAID DEVICE INCLUDING A MOVABLE CLOSURE COACTING WITH THE OPEN END OF SAID PLUNGER TO CONTROL THE FLOW THROUGH SAID DUCT AND THE PRESSURE OF THE FUEL IN SAID CONDUIT AT SAID DELIVERY MEANS THROUGHOUT THE OPERATING RANGE OF THE ENGINE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-12-01 | 1968-06-01 | 1968-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-01 | 1972-06-01 | 1972-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-01 | 1976-06-01 | 1976-12-01 | $7700.00 | Window Closed / Lapsed |